单词	jack timber
释义	jack timber noun : a timber (as a rafter, rib, or studding) that from being intercepted is shorter than the others with which it is used Word History Etymology jack entry 1 (something smaller)
随便看	doorboy doorbrand doorbuster doorbusters doorcase doorcases doorcheek doored doorframe doorframes doorhandles doorhead dooring doorjamb doorjambs doorkeeper doorkeepers doorknob doorknobs doorknockers doorknocks doorless doorlocks doorman doormat

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。